When you are playing multi-player with other players, you can join a posse when someone invites you or you can create your own posse through the main menu.
Only one, it is a single player game and an online multiplayer game. More information on the game is available at both the walkthrough and related link. EDIT: If you mean by multi-player online, then up to 16 players can be in the 'lobby' at once, and 8 altogether in a posse.
4 players
Dead Space 2 has a single (solo) player mode for the campaign and a multi-player mode for online multi-player. The multi-player mode will feature up-to 4 verses 4 battles. Making it a total of 8 players in a match at one time.
its actually 4 players. But i wish 5 :[
If I am correct you cant, but the training session of multi player has what appears to be computer operated players.
You don't, it gets taking out of multiplayer
You cannot bite other wolves on WolfQuest, not either in Single Player nor Multi-Player.
Red Dead Redemption does not have co-op play only single player and multi player for on line play
Yes but only two players and you have to be at the same place
There is no offline multiplayer.
Yes, Star Wars: The Old Republic is multi-player. It is an MMORPG, Massively Multi-players Online Roleplaying game.